prove that question
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1
Answer:
Step-by-step explanation:
cot2a=cot^2-1/2cota
cot2a=cos^2a-sin^2a/2sinacosa
-2cot2a=sin^2a-cos^2a/sinacosa
tana-cota=sina\cosa-cosa/sina
=sin^2a-cos^2a\sinacosa
hence proved
venky14800:
in this problem we can do from RHS
yes we can it is your wish
ok
Answered by
0
Answer:
to prove this question use RHS
Step-by-step explanation
= please mark as brainlist
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